TY - GEN AU - Taylor, Richard J., ID - 430 KW - Trademarks. KW - MARKS : OBLIGATION TO USE AND WORK (UTILITY) T1 - French trademark registrations :five years of experience with the user requirement / TI - French trademark registrations :five years of experience with the user requirement / VL - 1976 Vol 66 No 6 pages 499-523 ER -